An Earth-like Planet Might Be Orbiting Proxima Centauri

Microsoft added the “Start” button to Windows in 1995, which was the same year scientists discovered the first exoplanet orbiting a star like ours – technically, astronomers found several terrestrial planets orbiting a pulsar in 1992.

But in 20 years, give or take, we’ve grown spoiled by the abundance of exoplanets in the universe. Kepler, the planet-hunter, has confirmed over 2,200 of them. Today, it’s safe to assume nearly every star has its companions.